kern.post.mk revision 115672
1# Part of unified Makefile for building kernels. This includes all 2# the definitions that need to be included after all the % directives, 3# except %RULES and things that act like they are part of %RULES 4# 5# Most make variables should not be defined in this file. Instead, they 6# should be defined in the kern.pre.mk so that port makefiles can 7# override or augment them. 8# 9# $FreeBSD: head/sys/conf/kern.post.mk 115672 2003-06-02 03:26:03Z obrien $ 10# 11 12# In case the config had a makeoptions DESTDIR... 13.if defined(DESTDIR) 14MKMODULESENV+= DESTDIR="${DESTDIR}" 15.endif 16 17.MAIN: all 18 19.for target in all clean cleandepend cleandir clobber depend install \ 20 obj reinstall tags 21${target}: kernel-${target} 22.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 23${target}: modules-${target} 24modules-${target}: 25 cd $S/modules; ${MKMODULESENV} ${MAKE} \ 26 ${target:S/^reinstall$/install/:S/^clobber$/cleandir/} 27.endif 28.endfor 29 30.ORDER: kernel-install modules-install 31 32kernel-all: ${KERNEL_KO} 33 34kernel-cleandir: kernel-clean 35 36kernel-clobber: 37 find . -maxdepth 1 ! -type d ! -name version -delete 38 39kernel-obj: 40 41.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules) 42modules: modules-all 43 44.if !defined(NO_MODULES_OBJ) 45modules-all modules-depend: modules-obj 46.endif 47.endif 48 49.if !defined(DEBUG) 50FULLKERNEL= ${KERNEL_KO} 51.else 52FULLKERNEL= ${KERNEL_KO}.debug 53${KERNEL_KO}: ${FULLKERNEL} 54 ${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO} 55install.debug reinstall.debug: 56 cd ${.CURDIR}; ${MAKE} -DINSTALL_DEBUG ${.TARGET:R} 57.endif 58 59${FULLKERNEL}: ${SYSTEM_DEP} vers.o 60 @rm -f ${.TARGET} 61 @echo linking ${.TARGET} 62 ${SYSTEM_LD} 63 ${SYSTEM_LD_TAIL} 64 65.if !exists(.depend) 66${SYSTEM_OBJS}: assym.s miidevs.h vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/} 67.endif 68 69.for mfile in ${MFILES} 70# XXX the low quality .m.o rules gnerated by config are normally used 71# instead of the .m.c rules here. 72${mfile:T:S/.m$/.c/}: ${mfile} 73 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -c 74${mfile:T:S/.m$/.h/}: ${mfile} 75 ${AWK} -f $S/tools/makeobjops.awk ${mfile} -h 76.endfor 77 78kernel-clean: 79 rm -f *.o *.so *.So *.ko *.s eddep errs \ 80 ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks tags \ 81 vers.c vnode_if.c vnode_if.h majors.c \ 82 ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \ 83 ${CLEAN} 84 85lint: ${CFILES} 86 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC} 87 88# This is a hack. BFD "optimizes" away dynamic mode if there are no 89# dynamic references. We could probably do a '-Bforcedynamic' mode like 90# in the a.out ld. For now, this works. 91HACK_EXTRA_FLAGS?= -shared 92hack.So: Makefile 93 touch hack.c 94 ${CC} ${FMT} ${HACK_EXTRA_FLAGS} -nostdlib hack.c -o hack.So 95 rm -f hack.c 96 97# this rule stops ./assym.s in .depend from causing problems 98./assym.s: assym.s 99 100assym.s: $S/kern/genassym.sh genassym.o 101 NM=${NM} sh $S/kern/genassym.sh genassym.o > ${.TARGET} 102 103# XXX used to force -elf after CFLAGS to work around breakage of cc -aout 104# (genassym.sh makes some assumptions and cc stopped satisfying them). 105genassym.o: $S/$M/$M/genassym.c 106 ${CC} -c ${CFLAGS:N-fno-common} $S/$M/$M/genassym.c 107 108${SYSTEM_OBJS} genassym.o vers.o: opt_global.h 109 110kernel-depend: 111.if defined(EXTRA_KERNELDEP) 112 ${EXTRA_KERNELDEP} 113.endif 114 rm -f .olddep 115 if [ -f .depend ]; then mv .depend .olddep; fi 116 ${MAKE} _kernel-depend 117 118# XXX this belongs elsewhere (inside GEN_CFILES if possible). 119GEN_M_CFILES= ${MFILES:T:S/.m$/.c/} 120 121# The argument list can be very long, so use make -V and xargs to 122# pass it to mkdep. 123_kernel-depend: assym.s miidevs.h vnode_if.h ${BEFORE_DEPEND} \ 124 ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${GEN_M_CFILES} \ 125 ${SFILES} ${MFILES:T:S/.m$/.h/} 126 if [ -f .olddep ]; then mv .olddep .depend; fi 127 rm -f .newdep 128 ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES -V GEN_M_CFILES | \ 129 MKDEP_CPP="${CC} -E" CC="${CC}" xargs mkdep -a -f .newdep ${CFLAGS} 130 ${MAKE} -V SFILES | \ 131 MKDEP_CPP="${CC} -E" xargs mkdep -a -f .newdep ${ASM_CFLAGS} 132 rm -f .depend 133 mv .newdep .depend 134 135kernel-cleandepend: 136 rm -f .depend 137 138links: 139 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \ 140 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink 141 ${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \ 142 sort -u | comm -23 - dontlink | \ 143 sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks 144 sh makelinks; rm -f dontlink 145 146kernel-tags: 147 @[ -f .depend ] || { echo "you must make depend first"; exit 1; } 148 sh $S/conf/systags.sh 149 rm -f tags1 150 sed -e 's, ../, ,' tags > tags1 151 152kernel-install: 153.if exists(${DESTDIR}/boot) 154 @if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \ 155 echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \ 156 exit 1 ; \ 157 fi 158 @if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \ 159 echo "You must activate /boot/device.hints in loader.conf." ; \ 160 exit 1 ; \ 161 fi 162.endif 163 @if [ ! -f ${FULLKERNEL} ] ; then \ 164 echo "You must build a kernel first." ; \ 165 exit 1 ; \ 166 fi 167.if exists(${DESTDIR}${KODIR}) 168 -thiskernel=`sysctl -n kern.bootfile` ; \ 169 if [ "$$thiskernel" = ${DESTDIR}${KODIR}.old/${KERNEL_KO} ] ; then \ 170 chflags -R noschg ${DESTDIR}${KODIR} ; \ 171 rm -rf ${DESTDIR}${KODIR} ; \ 172 else \ 173 if [ -d ${DESTDIR}${KODIR}.old ] ; then \ 174 chflags -R noschg ${DESTDIR}${KODIR}.old ; \ 175 rm -rf ${DESTDIR}${KODIR}.old ; \ 176 fi ; \ 177 mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old ; \ 178 if [ "$$thiskernel" = ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \ 179 sysctl kern.bootfile=${DESTDIR}${KODIR}.old/${KERNEL_KO} ; \ 180 fi; \ 181 fi 182.endif 183 mkdir -p ${DESTDIR}${KODIR} 184.if defined(DEBUG) && defined(INSTALL_DEBUG) 185 ${INSTALL} -p -m 555 -o root -g wheel ${FULLKERNEL} ${DESTDIR}${KODIR} 186.else 187 ${INSTALL} -p -m 555 -o root -g wheel ${KERNEL_KO} ${DESTDIR}${KODIR} 188.endif 189 190kernel-reinstall: 191 @-chflags -R noschg ${DESTDIR}${KODIR} 192.if defined(DEBUG) && defined(INSTALL_DEBUG) 193 ${INSTALL} -p -m 555 -o root -g wheel ${FULLKERNEL} ${DESTDIR}${KODIR} 194.else 195 ${INSTALL} -p -m 555 -o root -g wheel ${KERNEL_KO} ${DESTDIR}${KODIR} 196.endif 197 198config.o: 199 ${NORMAL_C} 200 201env.o: env.c 202 ${NORMAL_C} 203 204hints.o: hints.c 205 ${NORMAL_C} 206 207vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP} 208 sh $S/conf/newvers.sh ${KERN_IDENT} 209 210# XXX strictly, everything depends on Makefile because changes to ${PROF} 211# only appear there, but we don't handle that. 212vers.o: 213 ${NORMAL_C} 214 215vnode_if.c: $S/tools/vnode_if.awk $S/kern/vnode_if.src 216 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -c 217 218vnode_if.h: $S/tools/vnode_if.awk $S/kern/vnode_if.src 219 ${AWK} -f $S/tools/vnode_if.awk $S/kern/vnode_if.src -h 220 221vnode_if.o: 222 ${NORMAL_C} 223 224majors.c: $S/conf/majors $S/conf/majors.awk 225 ${AWK} -f $S/conf/majors.awk $S/conf/majors > majors.c 226 227majors.o: 228 ${NORMAL_C} 229 230.include "kern.mk" 231